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Mount Oriel Conversions & Extensions
Need to find an Extension Builder near you for all your extension buildering work?
Mount Oriel Conversions & Extensions provides a local, t...
"Build a swimming pool" - BT23, job posted 28/10/26
SM Plumbing & Heating
Relax... you have found a reliable extension builder in Comber. SM Plumbing & Heating is a friendly and reliable company based in Comber who consid...
£24/hr
£159/day
apex pharaoh ltd
apex pharaoh ltd is a trusted extension builder serving customers in Comber and the surrounding area. Contact us to today to get a competitive quot...
£21/hr
£147/day
Glenn M Floyd Building & Joinery Contracts
Glenn M Floyd Building & Joinery Contracts is an established and experienced local extension builder in Comber. Please contact us for a free, no ob...
Compare Comber extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Comber | £22 | £160 |
| Extension Builders near Ballygowan | £24 | £183 |
| Extension Builders near Carryduff | £23 | £158 |
| Extension Builders near Holywood | £23 | £159 |
| Extension Builders near Saintfield | £23 | £162 |
| Extension Builders near Belfast | £23 | £161 |
| Extension Builders near Bangor | £24 | £183 |
| Extension Builders near Bangor | £24 | £183 |
| Extension Builders near Ballynahinch | £19 | £189 |
| Extension Builders near Greenisland | £23 | £153 |
Job estimates from extension builders near you
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Build a timber frame extension - £25,288

Garden office - £9,288

Granny annexe - £86,288

Build a flat roof extension - £21,288

Convert a Garage - £15,288

Hip to gable loft conversion - £41,288

Convert a bungalow loft - £28,288

Build a dormer loft conversion - £41,288

Build a swimming pool - £80,288

Build a Mansard loft conversion - £51,288

Concrete foundations - £5,538

Underpin a building - £16,788

Two storey extension - £86,932

Convert a basement - £29,490

Side return extension - £33,490

Loft conversion - £27,075

Garage - £17,788

Single storey extension - £40,760

Outbuilding - £9,288

Install an RSJ - £1,488

Build a kitchen extension - £41,288
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